function typeGame(){
    var category = document.getElementById('site-bar');
    var theloai = document.getElementById('theloai');
    if(theloai.className.match('theloai_active')){
        category.setAttribute('class','');
        theloai.setAttribute('class','');
    }else{
        category.setAttribute('class','show-type');
        theloai.setAttribute('class','theloai_active');
    } 
}